Merge pull request #1312 from zcash/avoid_dust_note_selection #5143

Job	Run time
Latest build on ubuntu-latest	1m 56s
Check ZFuture build on Linux	30s
Check ZFuture build on macOS	1m 17s
Latest build on windows-latest	3m 27s
Bitrot check	1m 59s
Latest build on macOS-latest	4m 10s
Check ZFuture build on Windows	2m 35s
Build target wasm32-wasi	1m 53s
Clippy (MSRV)	2m 9s
Clippy (beta)	13s
Code coverage	16m 50s
Intra-doc links	2m 26s
Rustfmt	16s
protobuf consistency	1m 49s
Test on Linux	9m 2s
Test Orchard on Linux	10m 35s
Test NU6 on Linux	9m 12s
UUID validity	5s
Test on macOS	16m 40s
Test Orchard on macOS	22m 50s
Test on Windows	12m 57s
Test Orchard on Windows	17m 21s
Test NU6 on Windows	13m 18s
	2h 33m 30s

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